Hydrosphere

The ecosystems found in rivers and streams are the same as the ones found in lakes and ponds.

• True

• False

Which best describes how the total amount of water present in the hydrosphere varies over time?

• The total amount of water in the hydrosphere decreases over time due to the process of evaporation.

• It all goes away

• The total amount of water in the hydrosphere remains the same over time, but changes form due to the water cycle.

• The total amount of water in the hydrosphere both decreases and increases over time due to competing processes such as evaporation and precipitation.

Tags

NGSS.MS-ESS2-4

What process is illustrated by the arrows labeled A in the diagram above?

• Precipitation

• Evaporation

• Runoff

• Condensation

Tags

NGSS.MS-ESS2-4

As a part of the water cycle, water from Earth's surface enters the clouds and finally falls back to the ground in the form of rain. What is the correct sequence of processes water undergoes?

• Evaporation, Condensation, Precipitation

• Precipitation, Condensation, Evaporation

• Condensation, Evaporation, Precipitation

• Evaporation, Precipitation, Condensation

Tags

NGSS.MS-ESS2-4

Where is most freshwater on Earth located?

• groundwater

• lakes

• ice caps and glaciers

• oceans

Tags

NGSS.MS-ESS2-4

Which best describes the characteristics of a river basin?

• Land drained by a river and its tributaries

• Land formed when rivers create estuaries and marshes

• Land at the mouth of a river where water flows into the ocean

• Land formed as a result of a river flooding

How does an aquifer produce clean water?

• the rocks filter the water

• the water goes in the core of Earth

• the water goes to the lakes

• the water gets pushed around

Approximately 70% of Earth's surface is covered in water. What percentage of this water is freshwater?

• 3%

• 30%

• 70%

• 97%

Tags

NGSS.MS-ESS2-4

water contained in oceans and seas that has a high level of dissolved salt

• salt water

• fresh water

• hot water

• cold water

Which is the best description for the entire area of land whose water flows to the same place?

• delta

• meander

• flood plain

• watershed

Tags

NGSS.MS-ESS2-4